RF

Ralph C. Farrar

PP Phillips Petroleum: 18 patents #84 of 1,401Top 6%
📍 Bartlesville, OK: #124 of 1,143 inventorsTop 15%
🗺 Oklahoma: #480 of 12,736 inventorsTop 4%
Overall (All Time): #260,380 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
6265484 Tapered block copolymers of monovinylarenes and conjugated dienes William J. Trepka, George A. Moczygemba, Nathan E. Stacy 2001-07-24
6265485 Tapered block copolymers of monovinylarenes and conjugated dienes William J. Trepka, George A. Moczygemba, Nathan E. Stacy 2001-07-24
6066708 Copolymer production, product thereof and diluent removal therefrom Larry L. Nash, Carleton E. Stouffer, George A. Moczygemba, Richard Peacock 2000-05-23
5910546 Tapered block copolymers of monivinylarenes and conjugated dienes William J. Trepka, George A. Moczygemba, Nathan E. Stacy 1999-06-08
5705569 Block copolymers of monovinylarenes and conjugated dienes and preparation thereof George A. Moczygemba, Larry L. Nash, William J. Trepka, Craig D. DePorter, Nathan E. Stacy +1 more 1998-01-06
5545690 Tapered block copolymers of monovinylarenes and conjugated dienes William J. Trepka, George A. Moczygemba, Nathan E. Stacy 1996-08-13
5438103 Block copolymers of monovinylaromatic and conjugated diene monomers Craig D. DePorter, Nathan E. Stacy, George A. Moczygemba 1995-08-01
5436298 Block copolymers of monovinylarenes and conjugated dienes and preparation thereof George A. Moczygemba, Larry L. Nash, William J. Trepka, Craig D. DePorter, Nathan E. Stacy +1 more 1995-07-25
5319033 Tapered block monovinyl aromatic/conjugated diene copolymer William J. Trepka, George A. Moczygemba 1994-06-07
5270396 Sequential coupling in formation of resinous block copolymers George A. Moczygemba, William J. Trepka 1993-12-14
5256736 Tapered block copolymers of conjugated dienes and monovinylarenes William J. Trepka, George A. Moczygemba 1993-10-26
5194582 Process to deodorize an odorous poly(mono-1-olefin) Robert B. Eldridge, Francis X. Mueller, Jr., Kenneth W. Willcox, Kiplin D. Cowan, David R. Battiste 1993-03-16
5185400 Reduction of residual volatiles in styrene polymers David L. Hartsock, Francis X. Mueller, Jr. 1993-02-09
5130377 Tapered block styrene/butadiene copolymers William J. Trepka, George A. Moczygemba 1992-07-14
4414340 Thermosetting compositions Guy Senatore 1983-11-08
4377666 Age-resistant polymers containing chemically bound antioxidant functional groups 1983-03-22
4311803 Continuous solution polymerization process Richard L. Smith, Richard Sonnenfeld 1982-01-19
4250270 Solution polymerization with molecular sieve purification of recycled solvent 1981-02-10